There's nothing scaled back about these fanciful costumes.
Admit it: There's a small part of you that secretly wishes you could be a mermaid, and we're thinking that your kids have daydreamed about the same exact thing ever since they saw The Little Mermaid. Between the seashell bling and sparkly fins, being a mermaid sounds pretty darn amazing. But since humans can't really breathe underwater, you and your little ones will have to turn to the next best thing—dressing up as a mermaid for Halloween. With a little craftiness, you can easily make these DIY mermaid costume ideas come to life, well within your budget. All you'll need is some shimmering fabric, seashells, and of course, a glittering crown.
From babies to toddlers to teens, we have mermaid costumes covered for your whole family. And we didn't forget about you, beach babe! Discover how to make an adult version of a mermaid Halloween costume and learn how to do some ocean-like makeup to match. We even covered couples costume ideas so you can shell-ibrate Halloween with your significant other. Also, if you'd prefer to skip the skirt or fins, we rounded up seafaring costume ideas that include comfy (and warm!) pants. To stand out and shine this Halloween, here are 18 DIY mermaid costumes that will inspire you to seas the day.